Bangalore–Chennai Expressway

The Bangalore–Chennai Expressway, or National Expressway 7 (NE-7), is an under construction 258 km long, 4-lane wide access-controlled expressway between the cities of Bangalore, the capital of Karnataka and Chennai, the capital of Tamil Nadu. It will run from Hoskote in Bangalore Metropolitan Region Development Authority to Sriperumbudur in Chennai Metropolitan Area. It is planned to allow vehicles to reach 120 km/h. The road was designated as a National Expressway on 1 January 2021. The total project value is ₹17,930 crore. The Expressway is expected to be completed before the end of 2025, despite earlier dates announced by the national Minister for Road Transport and Highways, Nitin Gadkari.

Mepladi in Vellore district and Ponapanthangal in Ranipet district will be major intersection points for transfers and real estate

Prospects
The National Highways Development Project (NHDP) Phase-VI has been established, following expectations of the new government's involvement, and before the real estate prices begin to rise along the expressways, mainly near Ranipet -Ponnapanthangal-Arakkonam (Tamil Nadu).

New Project
Tata Motors have finalised to set up a ₹9,000 crore car manufacturing plant in Ranipet and GO has been published, which lies in Nemili Taluk of Ranipet district along the Chennai-Bangalore expressway near Ponapanthangal - Panapakkam road and real estate prices have increased to 25 times than normal around the factory area.

Construction
The NHAI has divided the construction work of 258 km long Bangalore–Chennai Expressway into 3 Phases with a total of 10 construction packages. It which will be executed simultaneously by 6 construction companies.

Extension
The Indian National Expressway Network was proposed by the Ministry of Road, Transport and Highways (MoRTH). The Government of India envisioned a Bangalore–Mangalore Greenfield Expressway. A Mangalore–Chennai Expressway through Bangalore has also been proposed.

Status updates

 * Aug 2018: Land acquisition was announced to start soon.
 * Dec 2018: ₹1,370 crores were already spent by the Government of India on pre-construction activities of this ₹17,930 crores expressway.
 * Feb 2019: More than 60% of land required for 262 km expressway was now acquired. Work was announced to begin in six months. The deadline of the Expressway was set to 2023.
 * Nov 2020: Acquisition of required 2,650 hectares of land was nearly done. Tenders were invited for 3 out of total 10 packages.
 * Feb 2021: The expressway was later shortened to be 4 laned instead earlier planned 8 lanes. Dilip Buildcon Ltd declared lowest bidder for Package 1 (Hoskote - Malur) and Package 2 (Malur - Bangarapet).
 * Sep 2021: Dilip Buildcon Ltd receives Letter of Agreement (LoA) from National Highways Authority of India (NHAI) for construction of the expressway.
 * Jan 2023: The expressway will be completed by March 2024.
 * Jan 2023: As of 26 January, around 15% work has been completed on the expressway.